Say something.

(1) Here, I quote Guo's poem Litchi, and compare a litchi forest to "flying over the sky" and "the clouds are heavy", and use metaphors to illustrate the image and vividness. At the same time, these metaphors entrust the author's praise.

(2) This sentence in the article is measured, which highlights the rigor of the author's thinking. "The future may not be completely impossible" is a speculative tone, which means that such a thing may happen in the future, but it is not sure whether it can happen. It is different from the expression of "the future is entirely possible", which is affirmative, which means that this fact will inevitably happen in the future.